diff --git a/jenkins/lib/Readme.txt b/jenkins/lib/Readme.txt
index 2814f40595634406642fea8eb3921bb15b7b761c..91f51af666f8e3077646844d26e01d6fd04f6751 100644
--- a/jenkins/lib/Readme.txt
+++ b/jenkins/lib/Readme.txt
@@ -7,4 +7,4 @@ Documentation and references are available at
 
     https://savage.nps.edu/Savage/developers.html#Jenkins
 
-    http://www.web3d.org/x3d/content/examples/X3dResources.html
+    https://www.web3d.org/x3d/content/examples/X3dResources.html